And if you've ever stayed the night there, you'll know the hotel guest bathrooms need some upgrading. The hotel in the center of GM's phallic tower o' power plans on getting the guest room renovations done this year. Next year, work will begin on renovations to the restaurant, lobby bar and main lobby. In honor of this momentous occasion, here again is the history of Detroit's tallest building and headquarters to General Motors — Detroit's Renaissance Center. Plus it's Tuesday, and we always listen to Deodato's jazz-funk remake of "Also Sprach Zarathustra". What can we say, it's a Detroit thing. [Model D]